4TPC150M datasheet(13/40 Pages) TI

13 / 40 page

1.785

1.79

1.795

1.8

1.805

500

1000

1500

2000

1.81

1.815

=2.8V

=25 C

IN2

OUT2

OutputCurrent

O -

3.27

3.28

3.29

3.30

3.31

200

400

600

800

1000

3.32

3.33

=4.3V

=25 C

IN1

OUT1

OutputCurrent

O -

TPS70445, TPS70448

TPS70451, TPS70458

TPS70402

www.ti.com

SLVS307F – SEPTEMBER 2000 – REVISED APRIL 2010

TYPICAL CHARACTERISTICS

Table of Graphs

FIGURE

vs Output current

Figure 1 and Figure 2

Output voltage

vs Junction temperature

Figure 3 to Figure 4

Ground current

vs Junction temperature

Figure 5

PSRR

Power-supply rejection ratio

vs Frequency

Figure 6 to Figure 9

Output spectral noise density

vs Frequency

Figure 10 to Figure 13

Output impedance

vs Frequency

Figure 14 to Figure 17

vs Temperature

Figure 18 and Figure 19

Dropout voltage

vs Input voltage

Figure 20 and Figure 21

Load transient response

Figure 22 and Figure 23

Line transient response (VOUT1)

Figure 24

Line transient response (VOUT2)

Figure 25

Output voltage

vs Time (start-up)

Figure 26 and Figure 27

Equivalent series resistance (ESR)

vs Output current

Figure 29 to Figure 32

TPS70451

OUTPUT VOLTAGE

OUTPUT CURRENT

Figure 1.

Figure 2.

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